package com.example.finaltest;

import androidx.appcompat.app.AlertDialog;
import androidx.appcompat.app.AppCompatActivity;
import androidx.drawerlayout.widget.DrawerLayout;
import androidx.fragment.app.Fragment;
import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentTransaction;
import android.content.DialogInterface;
import android.widget.Toast;

import android.content.Intent;
import android.os.Build;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.RadioGroup;
import android.widget.TextView;


import com.example.finaltest.login.LoginActivity;
import com.example.finaltest.login.LoginFragment;
import com.example.finaltest.login.Person_CenterActivity;
import com.example.finaltest.login.UserBean;
import com.example.finaltest.utils.SaveUserUtils;

import java.util.ArrayList;
import java.util.List;

// 表示页面，对应布局，查找布局当中的控件
//1。声明控件的成员变量     2。查找控件对应的xml的id  3。设置用户互动监听
public class MainActivity extends AppCompatActivity {
    RadioGroup rg;
    Button fpagebtn, typebtn, mebtn, loginbtn, regbtn, cancelbtn;
    TextView logintv;
    DrawerLayout drawerLayout;
    // 将当前activity包含的fragment放到一个集合里，便于管理
    List<Fragment> fragmentList;
    private FragmentManager fm;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        initView();
        setListener();
        initFragment();
    }
    @Override
    protected  void onResume(){
        super.onResume();
        int id = getIntent().getIntExtra("id", -1);
        if(id!=-1){
            changeFragment(id);
            rg.check(R.id.main_rb3);
        }
        setWelcomeText();
    }

    private  void setWelcomeText(){
        UserBean.DataBean userinfo= SaveUserUtils.getUserInfo(this);
        if (userinfo == null){
            logintv.setText("未登录，请先登录！");
        }
        else {
            String nickname = userinfo.getNickname();
            String msg = nickname+"用户，\n欢迎您！";
            logintv.setText(msg);
        }
    }
    // 初始化fragment管理集合
    private void initFragment() {
        fragmentList = new ArrayList<>();
        fragmentList.add(new FPageFragment());
        fragmentList.add(new TypeFragment());
        fragmentList.add(new MeFragment());
        // 将碎片添加到activity
        // 1。获取碎片管理者对象
        fm = getSupportFragmentManager();
        // 2.获取碎片事物对象
        FragmentTransaction transaction = fm.beginTransaction();
        for (int i = 0; i < fragmentList.size(); i++) {
            transaction.add(R.id.main_layout, fragmentList.get(i));
            transaction.hide(fragmentList.get(i));
        }
        transaction.show(fragmentList.get(0));
        transaction.commit();
    }

    // 切换Fragment
    private void changeFragment(int pos) {
        FragmentTransaction transaction = fm.beginTransaction();
        for (int i = 0; i < fragmentList.size(); i++) {
            transaction.hide(fragmentList.get(i));
        }
        transaction.show(fragmentList.get(pos));
        transaction.commit();
    }

    //设置监听事件的方法
    private void setListener() {
        fpagebtn.setOnClickListener(onClickListener);
        typebtn.setOnClickListener(onClickListener);
        mebtn.setOnClickListener(onClickListener);
        loginbtn.setOnClickListener(onClickListener);
        regbtn.setOnClickListener(onClickListener);
        cancelbtn.setOnClickListener(onClickListener);
        rg.setOnCheckedChangeListener(listener);
    }

    //创建监听对象
    View.OnClickListener onClickListener = new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            int id = v.getId();  // 获取到被点击的id
            switch (id) {
                case R.id.drawer_btn_fpage:
                    rg.check(R.id.main_rb1);
                    break;
                case R.id.drawer_btn_type:
                    rg.check(R.id.main_rb2);
                    break;
                case R.id.drawer_btn_me:
                    rg.check(R.id.main_rb3);
                    break;
                case R.id.drawer_btn_login:
                    islogin(0);
                    break;
                case R.id.drawer_btn_reg:
                    islogin(1);
                    break;
                case R.id.drawer_btn_cancel:
                    exitlogin();
                    break;
            }
            drawerLayout.closeDrawers();  //关闭抽屉
        }
    };
    /*判断是否登录了，如果登录就跳转到个人中心页面，如果没有登录，就跳转到登录页面*/

    private void islogin(int flag) {

        UserBean.DataBean userinfo = SaveUserUtils.getUserInfo(this);
        if (userinfo == null) {
            Intent it1 = new Intent(MainActivity.this, LoginActivity.class);
            it1.putExtra("flag",flag);
            startActivity(it1);
        } else {
            Intent intent = new Intent(this, Person_CenterActivity.class);
            startActivity(intent);
        }
    }
    private void exitlogin() {
        UserBean.DataBean userInfo = SaveUserUtils.getUserInfo(this);
        if (userInfo == null) {
            Toast.makeText(this,"您还未登录账号！",Toast.LENGTH_SHORT).show();
        }else {
            AlertDialog.Builder builder = new AlertDialog.Builder(this);
            builder.setTitle("提示信息").setMessage("您是否确定退出登录？")
                    .setPositiveButton("取消",null)
                    .setNegativeButton("确定", new DialogInterface.OnClickListener() {
                        @Override
                        public void onClick(DialogInterface dialog, int which) {
                            //删除文件当中的内容
                            SaveUserUtils.deleteUserInfo(MainActivity.this);
                            Toast.makeText(MainActivity.this,"注销成功！",Toast.LENGTH_SHORT).show();
                            MeFragment mefrag = (MeFragment) fragmentList.get(2);
                            mefrag.setHeadview();
                        }
                    });
            builder.create().show();
        }
    }

    RadioGroup.OnCheckedChangeListener listener = new RadioGroup.OnCheckedChangeListener() {
        @Override
        public void onCheckedChanged(RadioGroup group, int checkedId) {
            switch (checkedId) {
                case R.id.main_rb1:
                    changeFragment(0);
                    break;
                case R.id.main_rb2:
                    changeFragment(1);
                    break;
                case R.id.main_rb3:
                    changeFragment(2);
                    break;
            }
        }
    };

    // 查找控件
    private void initView() {
        rg = findViewById(R.id.main_rg);
        fpagebtn = findViewById(R.id.drawer_btn_fpage);
        typebtn = findViewById(R.id.drawer_btn_type);
        mebtn = findViewById(R.id.drawer_btn_me);
        loginbtn = findViewById(R.id.drawer_btn_login);
        regbtn = findViewById(R.id.drawer_btn_reg);
        cancelbtn = findViewById(R.id.drawer_btn_cancel);
        logintv = findViewById(R.id.drawer_tv_name);
        drawerLayout = findViewById(R.id.main_drawer);
    }
}